[INFO] fetching crate ra_ap_completion 0.0.38...
[INFO] checking ra_ap_completion-0.0.38 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate ra_ap_completion 0.0.38 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate ra_ap_completion 0.0.38
[INFO] finished tweaking crates.io crate ra_ap_completion 0.0.38
[INFO] tweaked toml for crates.io crate ra_ap_completion 0.0.38 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ra_ap_completion 0.0.38 on toolchain 40527f3e444fde1deb361751bdef9b9e11d1b971
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 141 packages to highest compatible versions
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.15.0)
[INFO] [stderr]       Adding ra_ap_base_db v0.0.38 (available: v0.0.352)
[INFO] [stderr]       Adding ra_ap_hir v0.0.38 (available: v0.0.352)
[INFO] [stderr]       Adding ra_ap_ide_db v0.0.38 (available: v0.0.352)
[INFO] [stderr]       Adding ra_ap_profile v0.0.38 (available: v0.0.352)
[INFO] [stderr]       Adding ra_ap_stdx v0.0.38 (available: v0.0.352)
[INFO] [stderr]       Adding ra_ap_syntax v0.0.38 (available: v0.0.352)
[INFO] [stderr]       Adding ra_ap_test_utils v0.0.38 (available: v0.0.352)
[INFO] [stderr]       Adding ra_ap_text_edit v0.0.38 (available: v0.0.241)
[INFO] [stderr]       Adding rustc-hash v1.1.0 (available: v2.1.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 9059365e52d13a3da3675a82c3a0abf7363eb29b67f6aadc0fbf801b6650d353
[INFO] running `Command { std: "docker" "start" "9059365e52d13a3da3675a82c3a0abf7363eb29b67f6aadc0fbf801b6650d353", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9059365e52d13a3da3675a82c3a0abf7363eb29b67f6aadc0fbf801b6650d353", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9059365e52d13a3da3675a82c3a0abf7363eb29b67f6aadc0fbf801b6650d353" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9059365e52d13a3da3675a82c3a0abf7363eb29b67f6aadc0fbf801b6650d353", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid --cfg crater_hack --force-warn invalid-c-variadic-arguments" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9059365e52d13a3da3675a82c3a0abf7363eb29b67f6aadc0fbf801b6650d353" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking log v0.4.34
[INFO] [stderr]    Compiling syn v3.0.5
[INFO] [stderr]     Checking smallvec v1.16.1
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking either v1.18.0
[INFO] [stderr]     Checking perf-event-open-sys v6.0.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking text-size v1.1.1
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]     Checking dissimilar v1.0.11
[INFO] [stderr]     Checking ra_ap_la-arena v0.0.38
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]     Checking instant v0.1.13
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling fst v0.4.7
[INFO] [stderr]     Checking drop_bomb v0.1.5
[INFO] [stderr]     Checking always-assert v0.1.3
[INFO] [stderr]     Checking rustc-ap-rustc_lexer v705.0.0
[INFO] [stderr]     Checking ra_ap_parser v0.0.38
[INFO] [stderr]     Checking dashmap v4.0.2
[INFO] [stderr]     Checking ra_ap_text_edit v0.0.38
[INFO] [stderr]     Checking chrono v0.4.45
[INFO] [stderr]     Checking ra_ap_stdx v0.0.38
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `A`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/perf-event-open-sys-6.0.0/src/functions.rs:103:37
[INFO] [stdout]     |
[INFO] [stdout] 103 |         libc::ioctl(fd, ioctl as _, arg)
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `A` does not implement `VaArgSafe`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/perf-event-open-sys-6.0.0/src/functions.rs:103:37
[INFO] [stdout]     |
[INFO] [stdout] 103 |         libc::ioctl(fd, ioctl as _, arg)
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: values passed as C-variadic arguments must implement `core::ffi::VaArgSafe`
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #162483 <https://github.com/rust-lang/rust/issues/162483>
[INFO] [stdout]     = note: requested on the command line with `--force-warn invalid-c-variadic-arguments`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling salsa-macros v0.16.0
[INFO] [stderr]     Checking countme v2.0.4
[INFO] [stderr] error: could not compile `perf-event-open-sys` (lib) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9059365e52d13a3da3675a82c3a0abf7363eb29b67f6aadc0fbf801b6650d353", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9059365e52d13a3da3675a82c3a0abf7363eb29b67f6aadc0fbf801b6650d353", kill_on_drop: false }`
[INFO] [stdout] 9059365e52d13a3da3675a82c3a0abf7363eb29b67f6aadc0fbf801b6650d353
